import org.junit.Test;

public class a {
@Test
        public  void get(){

            int result=0;
            switch(2){
                case 1:
                    result=result +2;
                case 2:
                    result=result+2*2;//4
               case 3:
                    result=result+2*3;//6
            }
            System.out.println(result);

//            System.out.println(Math.round(-1.5));

       /*int a=0; int c=0;
        do {
            --c;
            a = a - 1;
        }while(a>0);
    System.out.println(c);*/

}


}
